Home / 46,417.77-69,618.42-21,111.36

Finding the Fourth Proportional to 46,417.77, 69,618.42 and 21,111.36

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Solution

The fourth proportional to 46,417.77, 69,618.42 and 21,111.36 is: 31,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,417.77 : 69,618.42 = 21,111.36 : x
  2. Step 2: Convert to fraction form
    46,417.77/69,618.42 = 21,111.36/x
  3. Step 3: Cross multiply
    46,417.77x = 69,618.42 × 21,111.36
  4. Step 4: Simplify right side
    46,417.77x = 1,469,739,345.35
  5. Step 5: Solve for x
    x = 1,469,739,345.35/46,417.77
  6. Step 6: Final answer
    x = 31,663.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.